13131888

Names of 13131888

• Cardinal: 13131888 can be written as Thirteen million, one hundred thirty-one thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 1.3131888 × 10⁷

Factors of 13131888

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 59

Divisors of 13131888

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 17 19 21 22 24 28 33 34 38 42 44 48 51 56 57 66 68 76 77 84 88 102 112 114 119 121 132 133 136 152 154 168 176 187 204 209 228 231 238 242 264 266 272 304 308 323 336 357 363 374 399 408 418 456 462 476 484 528 532 561 616 627 646 714 726 748 798 816 836 847 912 924 952 968 969 1064 1122 1232 1254 1292 1309 1428 1452 1463 1496 1596 1672 1694 1848 1904 1936 1938 2057 2128 2244 2261 2299 2508 2541 2584 2618 2856 2904 2926 2992 3192 3344 3388 3553 3696 3876 3927 4114 4389 4488 4522 4598 5016 5082 5168 5236 5712 5808 5852 6171 6384 6776 6783 6897 7106 7752 7854 8228 8778 8976 9044 9196 10032 10164 10472 10659 11704 12342 13552 13566 13794 14212 14399 15504 15708 16093 16456 17556 18088 18392 20328 20944 21318 23408 24684 24871 27132 27588 28424 28798 31416 32186 32912 35112 36176 36784 39083 40656 42636 43197 48279 49368 49742 54264 55176 56848 57596 62832 64372 70224 74613 78166 85272 86394 96558 98736 99484 108528 110352 115192 117249 128744 149226 156332 170544 172788 193116 198968 230384 234498 257488 273581 298452 312664 345576 386232 397936 468996 547162 596904 625328 691152 772464 820743 937992 1094324 1193808 1641486 1875984 2188648 3282972 4377296 6565944 13131888
• Sum of all divisors σ(n): 47496960
• Sum of proper divisors (its aliquot sum) s(n): 34365072
• 13131888 is an abundant number, because the sum of its proper divisors (34365072) is greater than itself. Its abundance is 21233184

Bases of 13131888

• Binary: 110010000110000001110000₂
• Hexadecimal: 0xC86070
• Base-36: 7TGMO

Squares and roots of 13131888

• 13131888 squared (13131888²) is 172446482444544
• 13131888 cubed (13131888³) is 2264547893455718019072
• The square root of 13131888 is 3623.7946961715
• The cube root of 13131888 is 235.9259558961

Scales and comparisons

• 13,131,888 seconds is equal to 21 weeks, 4 days, 23 hours, 44 minutes, 48 seconds.
• To count from 1 to 13,131,888 would take you about thirty-two weeks!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 13131888 cubic inches would be around 19.7 feet tall.

Recreational maths with 13131888

• 13131888 backwards is 88813131
• 13131888 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13131888's digits is 33
• More coming soon!